- 1 Henry Helm Clayton
World Weather : Including a discussion of the influence of variations of solar radiation on the weather and of the meteorology of the sun
New York: Macmillan Company 1923; XX, 393 S. : Ill. mit graph. Darst.
Meteorologie; Wetter; Sonnenaktivität - 2 Charles R. Richards
The Industrial Museum
New York: Macmillan Company 1925; 117 S. : Ill., graph. Darst.
Technisches Museum; Wien / Technisches Museum - 3 Alwin E. Bulau
Footprints of Assurance
New York: Macmillan Company 1953; XIII, 319 S. : zahlr. Ill.
Feuerwehr; Abzeichen; Geschichte; Wörterbuch